Home / 47,790.32-65,948.09-26,279.65

Finding the Fourth Proportional to 47,790.32, 65,948.09 and 26,279.65

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Solution

The fourth proportional to 47,790.32, 65,948.09 and 26,279.65 is: 36,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,790.32 : 65,948.09 = 26,279.65 : x
  2. Step 2: Convert to fraction form
    47,790.32/65,948.09 = 26,279.65/x
  3. Step 3: Cross multiply
    47,790.32x = 65,948.09 × 26,279.65
  4. Step 4: Simplify right side
    47,790.32x = 1,733,092,624.20
  5. Step 5: Solve for x
    x = 1,733,092,624.20/47,790.32
  6. Step 6: Final answer
    x = 36,264.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.